This resource is part of Tools4NCTeachers.

In this lesson, students "notice" and "wonder" as they view a series of real world photographs. Students use a variety of representations to solve the problem depicted in the photographs.

This resource is part of Tools4NCTeachers.

Students use conceptual subitizing while playing a comparison card game called Battle.

Notes:
Perceptual subitizing: instantly recognizing "how many" in a set
Conceptual subitizing: efficiently finding "how many" by recognizing and combining subgroups within a set.

This resource is from Tools4NCTeachers.  In this lesson, students are given a collection of coins to go shopping at the school book fair.  A poster of possible items to purchase is provided.  

This resource is part of Tools4NCTeachers.

Prior to this lesson students should have had experiences comparing sets of objects.

The goal of this lesson is to bridge standards CC.6 and MD.2 by comparing sets using measurement concepts and vocabulary.

This resource is part of Tools4NCTeachers.

This is lesson one in a series of six lessons focused around developing a mathematical community at the beginning of the school year. While this lesson addresses standard NC.1.NBT.7, its primary goal is for students to learn how to work with classmates on activities related to counting and number sense and engage in real-world math situations.